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

:root {
    --primary-color: #4A90E2;
    --primary-dark: #357ABD;
    --secondary-color: #2C3E50;
    --text-primary: #1A1A1A;
    --text-secondary: #6B7280;
    --background: #FFFFFF;
    --background-alt: #F9FAFB;
    --border-color: #E5E7EB;
    --success-color: #10B981;
    --gradient: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

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

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

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

.logo-image {
    height: 80px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.cta-button {
    background: var(--gradient);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(74, 144, 226, 0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger span {
    width: 100%;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.mobile-menu.active {
    max-height: 400px;
    padding: 24px 0;
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0 24px;
}

.mobile-nav-links li {
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-links li:last-child {
    border-bottom: none;
    margin-top: 8px;
}

.mobile-nav-links a {
    display: block;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    padding: 16px 0;
    transition: color 0.3s ease;
}

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

.mobile-cta-button {
    width: 100%;
    background: var(--gradient);
    color: white;
    border: none;
    padding: 14px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.3s ease;
    font-size: 16px;
}

.mobile-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(74, 144, 226, 0.3);
}

.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 100%);
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.05) 0%, rgba(53, 122, 189, 0.05) 100%);
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.parallax-bg {
    will-change: transform;
}

.parallax-text,
.parallax-image,
.parallax-item {
    will-change: transform;
    transition: transform 0.1s ease-out;
}

/* Smooth parallax animations */
@media (prefers-reduced-motion: no-preference) {
    .parallax-item,
    .parallax-text,
    .parallax-image,
    .parallax-bg {
        transition: transform 0.1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
}

/* Disable parallax on mobile for better performance */
@media (max-width: 768px) {
    .parallax-item,
    .parallax-text,
    .parallax-image,
    .parallax-bg {
        transform: none !important;
    }
}

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

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.primary-button {
    background: var(--gradient);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: transform 0.2s ease, box-shadow 0.3s ease;
}

.primary-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(74, 144, 226, 0.3);
}

.primary-button.large {
    padding: 20px 40px;
    font-size: 18px;
}

.secondary-button {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.secondary-button:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.secondary-button.large {
    padding: 20px 40px;
    font-size: 18px;
}

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

.stat {
    text-align: left;
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 4px;
}

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

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 100%;
    max-width: 400px;
    border-radius: 32px;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.15);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.3s ease;
}

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

.phone-mockup img {
    width: 100%;
    height: auto;
    display: block;
}

.features {
    padding: 100px 0;
    background: var(--background);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

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

.section-description {
    font-size: 20px;
    color: var(--text-secondary);
}

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

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

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.feature-icon {
    margin-bottom: 20px;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background-alt);
    border-radius: 16px;
    padding: 12px;
}

.feature-icon i {
    stroke-width: 2;
}

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

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

.how-it-works {
    padding: 100px 0;
    background: var(--background-alt);
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.step {
    display: grid;
    grid-template-columns: 80px 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.step-reverse {
    grid-template-columns: 80px 1fr 1fr;
}

.step-reverse .step-content {
    order: 2;
}

.step-reverse .step-image {
    order: 1;
}

.step-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
    opacity: 0.3;
}

.step-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
}

.step-description {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.step-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.1);
}

.step-image img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshots {
    padding: 100px 0;
    background: var(--background);
}

.screenshots-slider {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    padding: 20px 0;
    scroll-snap-type: x mandatory;
}

.screenshots-slider::-webkit-scrollbar {
    height: 8px;
}

.screenshots-slider::-webkit-scrollbar-track {
    background: var(--background-alt);
    border-radius: 4px;
}

.screenshots-slider::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

.screenshot-item {
    flex: 0 0 300px;
    scroll-snap-align: start;
}

.screenshot-item img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    margin-bottom: 12px;
}

.screenshot-label {
    text-align: center;
    font-weight: 600;
    color: var(--text-secondary);
}

.tech-stack {
    padding: 100px 0;
    background: var(--background-alt);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 24px;
}

.tech-item {
    background: white;
    padding: 32px 24px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.tech-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.tech-icon {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.tech-item p {
    font-size: 14px;
    color: var(--text-secondary);
}

.testimonials {
    padding: 100px 0;
    background: var(--background);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 60px;
}

.testimonial-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.testimonial-rating {
    display: flex;
    gap: 4px;
}

.testimonial-rating .star {
    color: #FFB800;
    font-size: 20px;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    flex-grow: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.author-avatar {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-avatar i {
    stroke-width: 2;
}

.author-info {
    flex-grow: 1;
}

.author-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

.contact-section {
    padding: 100px 0;
    background: var(--background-alt);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    margin-top: 60px;
}

.contact-info h2 {
    margin-bottom: 16px;
}

.contact-info .section-description {
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.contact-icon i {
    stroke-width: 2;
    color: white;
}

.contact-item h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 16px;
    color: var(--text-secondary);
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
    background: var(--background);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .primary-button {
    width: 100%;
    justify-content: center;
    margin-top: 8px;
}

.form-message {
    margin-top: 20px;
    padding: 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    display: none;
}

.form-message.success {
    display: block;
    background: #E8F5E9;
    color: #2E7D32;
    border: 1px solid #4CAF50;
}

.form-message.error {
    display: block;
    background: #FFEBEE;
    color: #C62828;
    border: 1px solid #EF5350;
}

.cta-section {
    padding: 100px 0;
    background: var(--gradient);
    color: white;
}

.cta-content {
    text-align: center;
}

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

.cta-description {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

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

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

.cta-section .secondary-button {
    background: transparent;
    color: white;
    border-color: white;
}

.cta-section .secondary-button:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.footer {
    background: var(--secondary-color);
    color: white;
    padding: 60px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo-image {
    height: 80px;
    width: auto;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

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

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

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

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
}

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

.social-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.social-links a i {
    stroke-width: 2;
}

.primary-button i,
.secondary-button i,
.cta-button i {
    stroke-width: 2;
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 42px;
    }

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

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

    .step-reverse {
        grid-template-columns: 1fr;
    }

    .step-reverse .step-content {
        order: 1;
    }

    .step-reverse .step-image {
        order: 2;
    }

    .tech-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }

    .cta-button {
        display: none;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form {
        padding: 24px;
    }

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

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

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

    .hero-stats {
        gap: 24px;
    }

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

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

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

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

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
    }

    .logo-image {
        height: 60px;
    }

    .footer-logo-image {
        height: 60px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

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

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

    .logo-image {
        height: 50px;
    }

    .footer-logo-image {
        height: 50px;
    }
}