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

:root {
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --secondary: #7C3AED;
    --accent: #10B981;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --bg-light: #F9FAFB;
    --bg-white: #FFFFFF;
    --border: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s ease;
}

.nav-menu a:hover {
    color: var(--primary);
}

.language-selector {
    display: flex;
    gap: 8px;
    padding: 0 16px;
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
}

.language-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    background: transparent;
    border: 1px solid var(--border);
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.language-btn:hover {
    background: var(--bg-light);
    border-color: var(--primary);
}

.language-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border-color: var(--primary);
}

.language-btn .flag {
    font-size: 18px;
}

.language-btn .lang-code {
    font-size: 12px;
    font-weight: 600;
}

.btn-nav {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white !important;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 160px 0 120px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.2) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    color: white;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.badge-icon {
    font-size: 16px;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 64px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: white;
    color: var(--primary);
    box-shadow: 0 4px 14px 0 rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    max-width: 700px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

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

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: 120px 0;
    background: var(--bg-light);
}

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

.feature-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Benefits Section */
.benefits {
    padding: 120px 0;
    background: white;
}

.benefits-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.benefits-content {
    max-width: 540px;
}

.benefits-list {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.benefit-item {
    display: flex;
    gap: 16px;
}

.benefit-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.benefit-text h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.benefit-text p {
    color: var(--text-secondary);
    font-size: 15px;
}

.benefits-visual {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.visual-card {
    background: white;
    padding: 24px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.visual-card.card-1 {
    grid-column: 1 / -1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.card-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.card-trend {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
}

.card-chart {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    height: 100px;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 8px 8px 0 0;
    transition: all 0.3s ease;
}

.chart-bar:hover {
    opacity: 0.8;
}

.rating-stars {
    font-size: 32px;
    color: #FCD34D;
    letter-spacing: 4px;
}

.card-number {
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-footer {
    font-size: 14px;
    color: var(--accent);
    margin-top: 8px;
}

/* Pricing Section */
.pricing {
    padding: 120px 0;
    background: var(--bg-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    max-width: 1400px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 20px 40px -10px rgba(79, 70, 229, 0.3);
}

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

.pricing-card.enterprise .pricing-name,
.pricing-card.enterprise .pricing-description,
.pricing-card.enterprise .pricing-features span {
    color: white;
}

.pricing-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 8px 24px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
}

.pricing-name {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
}

.pricing-description {
    font-size: 15px;
    color: var(--text-secondary);
}

.pricing-price {
    text-align: center;
    margin-bottom: 32px;
}

.currency {
    font-size: 24px;
    font-weight: 700;
    vertical-align: top;
}

.amount {
    font-size: 64px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.period {
    font-size: 18px;
    color: var(--text-secondary);
}

.amount-text {
    font-size: 36px;
    font-weight: 800;
    color: white;
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
}

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

.pricing-btn {
    width: 100%;
    padding: 16px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.pricing-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px -4px rgba(79, 70, 229, 0.5);
}

.pricing-card.enterprise .pricing-btn {
    background: white;
    color: var(--primary);
}

.pricing-footer {
    text-align: center;
    margin-top: 48px;
    color: var(--text-secondary);
}

/* CTA Section */
.cta {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 24px;
}

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

.cta .btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.cta-note {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

/* Footer */
.footer {
    background: #1F2937;
    color: white;
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.footer-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.footer-bottom p {
    margin: 8px 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .benefits-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .benefits-visual {
        order: -1;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .language-selector {
        border-left: none;
        border-right: none;
        padding: 0;
        justify-content: center;
    }

    .language-btn {
        flex: 1;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 120px 0 80px;
    }

    .hero-title {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

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

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .section-title {
        font-size: 36px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .benefits-visual {
        grid-template-columns: 1fr;
    }

    .visual-card.card-1 {
        grid-column: 1;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .cta-title {
        font-size: 32px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .section-title {
        font-size: 28px;
    }

    .section-subtitle {
        font-size: 16px;
    }

    .stat-number {
        font-size: 36px;
    }

    .feature-card,
    .pricing-card,
    .visual-card {
        padding: 24px;
    }
}

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

.feature-card,
.benefit-item,
.pricing-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}