/* ==================== RESET & BASE STYLES ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --success: #10b981;
    --warning: #f59e0b;
    --text-dark: #0f172a;
    --text-light: #64748b;
    --text-lighter: #94a3b8;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-lighter: #f1f5f9;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --radius: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
}

input, textarea, select {
    font-family: inherit;
    border: 1px solid var(--border);
    transition: var(--transition);
}

/* ==================== UTILITY CLASSES ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--bg-white);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

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

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

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

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

.btn-link {
    color: var(--text-light);
    font-weight: 500;
    padding: 8px 16px;
}

.btn-link:hover {
    color: var(--primary);
}

/* ==================== LANGUAGE TOGGLE ==================== */
.language-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 10000;
    display: flex;
    gap: 4px;
    background: var(--bg-white);
    border-radius: 24px;
    padding: 4px;
    box-shadow: var(--shadow-lg);
}

.lang-btn {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-light);
    background: transparent;
    transition: var(--transition);
}

.lang-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--bg-white);
}

/* ==================== NAVBAR ==================== */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 999;
    padding: 16px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 20px;
}

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

.nav-menu a {
    font-weight: 500;
    font-size: 15px;
    color: var(--text-light);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
}

.menu-toggle span {
    width: 100%;
    height: 2px;
    background: var(--text-dark);
    transition: var(--transition);
}

/* ==================== HERO SECTION ==================== */
.hero-section {
    position: relative;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    top: -200px;
    right: -100px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    bottom: -150px;
    left: -100px;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-lighter);
    border-radius: 24px;
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 24px;
}

.hero-badge i {
    color: var(--primary);
}

.hero-content h1 {
    font-size: 56px;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-content p {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

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

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

.stat-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
}

.hero-dashboard {
    position: relative;
}

.dashboard-preview {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: visible;
    box-shadow: var(--shadow-xl);
    background: var(--bg-light);
}

.dashboard-preview img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
}

.dashboard-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 16px;
    display: flex;
    gap: 12px;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

.card-1 {
    top: 15%;
    right: -20px;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    left: -20px;
    animation-delay: 1s;
}

.card-3 {
    bottom: 15%;
    right: -30px;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.card-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    flex-shrink: 0;
}

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

.card-subtitle {
    font-size: 13px;
    color: var(--text-light);
}

/* ==================== CLIENTS SECTION ==================== */
.clients-section {
    padding: 60px 24px;
    background: var(--bg-lighter);
    text-align: center;
}

.clients-section p {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 32px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.clients-grid {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.client-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-lighter);
    opacity: 0.6;
    transition: var(--transition);
}

.client-logo:hover {
    opacity: 1;
    color: var(--text-dark);
}

/* ==================== FEATURES SECTION ==================== */
.features-section {
    padding: 100px 24px;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 48px;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    padding: 32px;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--primary);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 24px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

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

/* ==================== TESTIMONIALS SECTION ==================== */
.testimonials-section {
    padding: 100px 24px;
    background: var(--bg-lighter);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.testimonial-rating {
    color: #fbbf24;
    margin-bottom: 20px;
    font-size: 18px;
}

.testimonial-card p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
    margin-bottom: 24px;
}

.testimonial-author {
    display: flex;
    gap: 12px;
    align-items: center;
}

.testimonial-author img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.author-name {
    font-weight: 600;
    color: var(--text-dark);
}

.author-role {
    font-size: 14px;
    color: var(--text-light);
}

/* ==================== PRICING PREVIEW SECTION ==================== */
.pricing-preview-section {
    padding: 100px 24px;
}

.pricing-cards-preview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.pricing-card {
    background: var(--bg-white);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    position: relative;
    transition: var(--transition);
}

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

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--bg-white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-header h3 {
    font-size: 24px;
    margin-bottom: 16px;
}

.pricing-price {
    margin-bottom: 32px;
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.currency {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-light);
}

.amount {
    font-size: 56px;
    font-weight: 700;
    color: var(--text-dark);
}

.period {
    font-size: 16px;
    color: var(--text-light);
}

.pricing-features {
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 12px;
    font-size: 15px;
}

.pricing-features i {
    color: var(--success);
    margin-top: 4px;
}

.pricing-card .btn {
    width: 100%;
    justify-content: center;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
    position: relative;
    padding: 100px 24px;
    overflow: hidden;
}

.cta-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    opacity: 0.05;
    z-index: -1;
}

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

.cta-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
}

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

/* ==================== FOOTER ==================== */
.footer {
    background: var(--text-dark);
    color: var(--bg-white);
    padding: 60px 24px 30px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
}

.footer-section h3 {
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--bg-white);
}

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.footer-section ul li a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-badges {
    display: flex;
    gap: 12px;
}

.badge {
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}

/* ==================== DEMO MODAL ==================== */
.demo-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.demo-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 700px;
    width: 90%;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 32px;
    color: var(--text-light);
    background: none;
    border: none;
    cursor: pointer;
}

.modal-body h2 {
    font-size: 32px;
    margin-bottom: 16px;
}

.modal-body p {
    color: var(--text-light);
    margin-bottom: 30px;
}

.demo-placeholder {
    background: var(--bg-lighter);
    border-radius: var(--radius);
    padding: 80px;
    text-align: center;
}

.demo-placeholder i {
    font-size: 64px;
    color: var(--primary);
    margin-bottom: 16px;
}

.demo-placeholder p {
    color: var(--text-light);
    margin: 0;
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 992px) {
    .hero-section .container {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 {
        font-size: 42px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-cards-preview {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        width: 100%;
        background: var(--bg-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: var(--transition);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        justify-content: space-around;
    }
    
    .cta-content h2 {
        font-size: 36px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .floating-card {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .language-toggle {
        bottom: 16px;
        right: 16px;
    }
}