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

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --bg-primary: #ffffff;
    --bg-secondary: #f7fafc;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --shadow-light: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}


.mobile-device * {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.mobile-device .cta-button,
.mobile-device .nav-links a,
.mobile-device .footer-links a {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}


.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition), transform 0.3s ease;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    z-index: 1001;
}

.nav-brand i {
    font-size: 2rem;
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--bg-gradient);
    transition: var(--transition);
}

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

.hero-section {
    flex: 1;
    display: flex;
    align-items: center;
    padding: 4rem 2rem 2rem;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    position: relative;
    overflow: hidden;
    min-height: 70vh;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.8rem;
}

.stat-item {
    text-align: center;
    flex: 1;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cta-section {
    text-align: left;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--bg-gradient);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.cta-note {
    margin-top: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.floating-cards {
    position: relative;
    width: 320px;
    height: 320px;
}

.file-card {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    cursor: pointer;
    width: 100px;
    height: 100px;
}

.file-card i {
    font-size: 2rem;
    color: var(--primary-color);
}

.file-card span {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.2;
}

.card-1 {
    top: 15px;
    left: 15px;
    animation: float 6s ease-in-out infinite;
}

.card-2 {
    top: 15px;
    right: 15px;
    animation: float 6s ease-in-out infinite 1.5s;
}

.card-3 {
    bottom: 15px;
    left: 15px;
    animation: float 6s ease-in-out infinite 3s;
}

.card-4 {
    bottom: 15px;
    right: 15px;
    animation: float 6s ease-in-out infinite 4.5s;
}

.file-card:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: var(--shadow-heavy);
}

.features-section {
    padding: 4rem 2rem;
    background: var(--bg-primary);
}

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

.section-header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.features-grid {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

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

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.2rem;
    background: var(--bg-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

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

.footer {
    background: var(--text-primary);
    color: white;
    padding: 1rem 2rem;
}

.footer-bottom {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}


@media (min-width: 1024px) {
    .hero-section {
        padding: 3.5rem 2rem 1.5rem;
        min-height: 65vh;
    }
    
    .hero-content {
        max-width: 1300px;
        gap: 1.5rem;
    }
    
    .hero-title {
        font-size: 2.6rem;
        margin-bottom: 0.8rem;
    }
    
    .hero-subtitle {
        margin-bottom: 1rem;
    }
    
    .hero-stats {
        gap: 0.8rem;
        margin-bottom: 1.5rem;
    }
    
    .features-section {
        padding: 3.5rem 2rem;
    }
    
    .section-header {
        margin-bottom: 2.5rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
        margin-bottom: 0.6rem;
    }
    
    .features-grid {
        max-width: 1400px;
        gap: 1.2rem;
    }
    
    .feature-card {
        padding: 1.8rem;
    }
    
    .feature-icon {
        width: 65px;
        height: 65px;
        margin: 0 auto 1rem;
    }
    
    .feature-card h3 {
        font-size: 1.3rem;
        margin-bottom: 0.6rem;
    }
    
    .footer {
        padding: 1.8rem 2rem 1rem;
    }
    
    .footer-content {
        max-width: 1400px;
        margin-bottom: 1.2rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
        flex-wrap: nowrap;
        justify-content: space-between;
    }
    
    .nav-brand {
        font-size: 1.25rem;
    }
    
    .nav-brand i {
        font-size: 1.5rem;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.3s ease;
        z-index: 1000;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links a {
        font-size: 1.2rem;
        padding: 1rem 2rem;
        border-radius: var(--border-radius);
        background: rgba(102, 126, 234, 0.1);
        width: 200px;
        text-align: center;
        transition: var(--transition);
    }
    
    .nav-links a:hover {
        background: rgba(102, 126, 234, 0.2);
        transform: translateY(-2px);
    }
    
    .nav-links a::after {
        display: none;
    }
    
    .hero-section {
        padding: 5rem 1rem 2rem;
        min-height: auto;
        align-items: flex-start;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
        max-width: 100%;
        margin: 0;
    }
    
    .hero-text {
        order: 1;
        padding: 0 0.5rem;
    }
    
    .hero-visual {
        order: 2;
        margin-top: 1rem;
    }
    
    .hero-title {
        font-size: 2.2rem;
        line-height: 1.1;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
        line-height: 1.6;
        padding: 0 1rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 1rem;
        margin-bottom: 2rem;
        flex-wrap: wrap;
    }
    
    .stat-item {
        min-width: 80px;
        flex: none;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.75rem;
    }
    
    .cta-section {
        text-align: center;
        padding: 0 1rem;
    }
    
    .cta-button {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .cta-note {
        font-size: 0.8rem;
        margin-top: 0.5rem;
    }
    
    .floating-cards {
        width: 250px;
        height: 250px;
        margin: 0 auto;
    }
    
    .file-card {
        padding: 1rem;
        width: 70px;
        height: 70px;
    }
    
    .file-card i {
        font-size: 1.25rem;
    }
    
    .file-card span {
        font-size: 0.7rem;
    }
    
    .features-section {
        padding: 4rem 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .section-header p {
        font-size: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 2rem 1.5rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 1rem;
    }
    
    .feature-icon i {
        font-size: 1.5rem;
    }
    
    .feature-card h3 {
        font-size: 1.25rem;
    }
    
    .footer {
        padding: 2rem 1rem 1rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .footer-brand {
        font-size: 1.25rem;
    }
    
    .footer-links {
        gap: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .footer-links a {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 0.75rem 0.5rem;
    }
    
    .nav-brand {
        font-size: 1.1rem;
    }
    
    .nav-toggle span {
        width: 22px;
        height: 2px;
    }
    
    .nav-links a {
        font-size: 1.1rem;
        padding: 0.875rem 1.5rem;
        width: 180px;
    }
    
    .nav-links {
        gap: 1.5rem;
    }
    
    .hero-section {
        padding-top: calc(50px + 2.5rem);
    }
    
    
    .hero-stats {
        padding: 0 1rem;
    }
    
    .stat-item {
        padding: 0.5rem;
        background: rgba(255, 255, 255, 0.8);
        border-radius: 8px;
        backdrop-filter: blur(10px);
    }
    
    .hero-content {
        gap: 1.5rem;
    }
    
    .hero-text {
        padding: 0;
    }
    
    .hero-title {
        font-size: 1.8rem;
        margin-bottom: 0.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        line-height: 1.5;
        margin-bottom: 1.25rem;
        padding: 0 0.5rem;
    }
    
    .hero-stats {
        gap: 0.75rem;
        margin-bottom: 1.5rem;
        justify-content: space-around;
    }
    
    .stat-item {
        min-width: 70px;
    }
    
    .stat-number {
        font-size: 1.25rem;
    }
    
    .stat-label {
        font-size: 0.7rem;
    }
    
    .cta-section {
        padding: 0 0.5rem;
    }
    
    .cta-button {
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
        width: 100%;
        max-width: 250px;
    }
    
    .cta-note {
        font-size: 0.75rem;
        margin-top: 0.5rem;
    }
    
    .floating-cards {
        width: 200px;
        height: 200px;
    }
    
    .file-card {
        padding: 0.75rem;
        width: 60px;
        height: 60px;
    }
    
    .file-card i {
        font-size: 1rem;
    }
    
    .file-card span {
        font-size: 0.65rem;
    }
    
    .features-section {
        padding: 3rem 0.75rem;
    }
    
    .section-header {
        margin-bottom: 3rem;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .section-header p {
        font-size: 0.95rem;
    }
    
    .feature-card {
        padding: 1.5rem 1rem;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
    }
    
    .feature-icon i {
        font-size: 1.25rem;
    }
    
    .feature-card h3 {
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
    }
    
    .feature-card p {
        font-size: 0.9rem;
        line-height: 1.6;
    }
    
    .footer {
        padding: 1.5rem 0.75rem 1rem;
    }
    
    .footer-brand {
        font-size: 1.1rem;
    }
    
    .footer-brand i {
        font-size: 1.5rem;
    }
    
    .footer-links {
        gap: 1rem;
    }
    
    .footer-links a {
        font-size: 0.85rem;
    }
    
    .footer-bottom {
        font-size: 0.8rem;
        padding-top: 1.5rem;
    }
}

@media (max-width: 360px) {
    .hero-section {
        padding: 3.5rem 0.5rem 1rem;
    }
    
    .hero-title {
        font-size: 1.6rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 0.85rem;
        padding: 0;
        margin-bottom: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
        margin-bottom: 1.25rem;
    }
    
    .stat-item {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        min-width: auto;
    }
    
    .stat-number {
        font-size: 1.1rem;
    }
    
    .stat-label {
        font-size: 0.65rem;
    }
    
    .cta-button {
        padding: 0.625rem 1rem;
        font-size: 0.9rem;
        max-width: 220px;
    }
    
    .floating-cards {
        width: 180px;
        height: 180px;
    }
    
    .file-card {
        width: 50px;
        height: 50px;
        padding: 0.5rem;
    }
    
    .file-card i {
        font-size: 0.9rem;
    }
    
    .file-card span {
        font-size: 0.6rem;
    }
    
    .section-header h2 {
        font-size: 1.5rem;
    }
    
    .feature-card {
        padding: 1.25rem 0.75rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 0.75rem;
    }
}


@media (hover: none) and (pointer: coarse) {
    .cta-button:hover {
        transform: none;
        box-shadow: var(--shadow-medium);
    }
    
    .feature-card:hover {
        transform: none;
        box-shadow: var(--shadow-light);
    }
    
    .file-card:hover {
        transform: none;
    }
    
    .nav-links a:hover {
        color: var(--text-secondary);
    }
    
    .nav-links a:hover::after {
        width: 0;
    }
    
    
    .cta-button:active {
        transform: scale(0.95);
    }
    
    .feature-card:active {
        transform: translateY(-2px);
        box-shadow: var(--shadow-medium);
    }
    
    .file-card:active {
        transform: scale(0.95);
    }
}


@media (max-width: 768px) and (orientation: landscape) {
    .hero-section {
        padding: 4rem 1rem 2rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
        text-align: left;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    
    .hero-visual {
        display: flex;
        align-items: center;
        justify-content: center;
        margin-top: 0;
        padding: 0;
    }
    
    .floating-cards {
        width: 100%;
        max-width: 320px;
        height: 160px;
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        justify-content: center;
        align-items: center;
    }
    
    .file-card {
        position: relative !important;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        bottom: auto !important;
        width: 70px !important;
        height: 70px !important;
        flex: none;
        margin: 0.25rem;
    }
    
    .file-card i {
        font-size: 1.25rem;
    }
    
    .file-card span {
        font-size: 0.65rem;
    }
    
    .features-section {
        padding: 3rem 1rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}


@media (max-width: 568px) and (orientation: landscape) {
    .hero-section {
        padding: 3rem 0.5rem 1.5rem;
        min-height: auto;
    }
    
    .hero-content {
        gap: 1rem;
    }
    
    .hero-title {
        font-size: 1.6rem;
        margin-bottom: 0.5rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }
    
    .hero-stats {
        margin-bottom: 1rem;
        gap: 0.75rem;
    }
    
    .floating-cards {
        max-width: 280px;
        height: 140px;
        gap: 0.375rem;
    }
    
    .file-card {
        width: 60px !important;
        height: 60px !important;
        padding: 0.375rem;
    }
    
    .file-card i {
        font-size: 1rem;
    }
    
    .file-card span {
        font-size: 0.6rem;
    }
    
    .cta-button {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}


@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .file-card {
        border: 0.5px solid rgba(0, 0, 0, 0.05);
    }
    
    .feature-card {
        border: 0.5px solid rgba(0, 0, 0, 0.05);
    }
    
    .navbar {
        border-bottom: 0.5px solid rgba(255, 255, 255, 0.2);
    }
}


@media (max-width: 768px) {
    
    .hero-section {
        padding-top: calc(60px + 3rem);
    }
    
    
    .hero-title,
    .hero-subtitle {
        text-rendering: optimizeLegibility;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    
    .cta-button {
        min-height: 44px;
        touch-action: manipulation;
    }
    
    
    .hero-visual {
        margin-top: 2rem;
        padding: 0 1rem;
    }
    
    .floating-cards {
        width: 100%;
        max-width: 300px;
        height: 200px;
        margin: 0 auto;
        display: grid;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1fr 1fr;
        gap: 1rem;
        position: relative;
    }
    
    .file-card {
        position: relative !important;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        bottom: auto !important;
        width: 100% !important;
        height: 100% !important;
        min-width: 70px;
        min-height: 70px;
        padding: 0.75rem;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        animation: none;
    }
    
    .file-card i {
        font-size: 1.5rem;
    }
    
    .file-card span {
        font-size: 0.75rem;
        font-weight: 600;
        text-align: center;
    }
    
    
    .file-card {
        animation: mobileFloat 4s ease-in-out infinite;
    }
    
    .card-1 {
        animation-delay: 0s;
    }
    
    .card-2 {
        animation-delay: 1s;
    }
    
    .card-3 {
        animation-delay: 2s;
    }
    
    .card-4 {
        animation-delay: 3s;
    }
}

@keyframes mobileFloat {
    0%, 100% {
        transform: translateY(0px) scale(1);
        box-shadow: var(--shadow-medium);
    }
    50% {
        transform: translateY(-5px) scale(1.02);
        box-shadow: var(--shadow-heavy);
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding-top: calc(50px + 2.5rem);
    }
    
    
    .hero-stats {
        padding: 0 1rem;
    }
    
    .stat-item {
        padding: 0.5rem;
        background: rgba(255, 255, 255, 0.8);
        border-radius: 8px;
        backdrop-filter: blur(10px);
    }
    
    
    .hero-visual {
        margin-top: 1.5rem;
        padding: 0 0.5rem;
    }
    
    .floating-cards {
        max-width: 280px;
        height: 180px;
        gap: 0.75rem;
    }
    
    .file-card {
        min-width: 60px;
        min-height: 60px;
        padding: 0.5rem;
        border-radius: 10px;
    }
    
    .file-card i {
        font-size: 1.25rem;
    }
    
    .file-card span {
        font-size: 0.7rem;
        line-height: 1.2;
    }
}

@media (max-width: 360px) {
    .hero-section {
        padding-top: calc(45px + 2rem);
    }
    
    
    .hero-title {
        word-break: keep-all;
        overflow-wrap: break-word;
    }
    
    .hero-subtitle br {
        display: none;
    }
    
    .cta-button {
        min-height: 40px;
    }
    
    
    .hero-visual {
        margin-top: 1rem;
    }
    
    .floating-cards {
        max-width: 240px;
        height: 160px;
        gap: 0.5rem;
    }
    
    .file-card {
        min-width: 50px;
        min-height: 50px;
        padding: 0.375rem;
        border-radius: 8px;
    }
    
    .file-card i {
        font-size: 1rem;
    }
    
    .file-card span {
        font-size: 0.65rem;
        line-height: 1.1;
    }
    
    
    .file-card {
        animation: simpleMobileFloat 3s ease-in-out infinite;
    }
}

@keyframes simpleMobileFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-3px);
    }
}


@supports (-webkit-touch-callout: none) {
    .hero-section {
        min-height: -webkit-fill-available;
    }
    
    .cta-button {
        -webkit-appearance: none;
        border-radius: var(--border-radius);
    }
    
    
    .floating-cards {
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }
    
    .file-card {
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }
    
    
    @media (max-width: 768px) {
        .hero-section {
            padding-top: calc(env(safe-area-inset-top) + 60px + 3rem);
            padding-left: calc(env(safe-area-inset-left) + 1rem);
            padding-right: calc(env(safe-area-inset-right) + 1rem);
        }
        
        .navbar {
            padding-top: env(safe-area-inset-top);
            padding-left: calc(env(safe-area-inset-left) + 1rem);
            padding-right: calc(env(safe-area-inset-right) + 1rem);
        }
        
        .hero-visual {
            padding-left: env(safe-area-inset-left);
            padding-right: env(safe-area-inset-right);
        }
    }
}


@media screen and (-webkit-min-device-pixel-ratio: 0) and (min-resolution: .001dpcm) {
    .hero-section {
        background-attachment: scroll;
    }
    
    
    .file-card {
        will-change: transform;
        contain: layout style paint;
    }
    
    .floating-cards {
        will-change: transform;
        contain: layout;
    }
    
    
    @media (max-width: 768px) {
        .file-card {
            animation-duration: 6s;
        }
        
        @keyframes mobileFloat {
            0%, 100% {
                transform: translateY(0px);
                box-shadow: var(--shadow-medium);
            }
            50% {
                transform: translateY(-3px);
                box-shadow: var(--shadow-heavy);
            }
        }
    }
}


@media (prefers-reduced-motion: reduce) {
    .file-card,
    .hero-section::before {
        animation: none;
    }
    
    * {
        transition: none !important;
    }
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
    
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}

.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}


@media (min-width: 1440px) {
    .hero-section {
        padding: 3rem 2rem 1.2rem;
        min-height: 60vh;
    }
    
    .hero-content {
        max-width: 1500px;
        gap: 1.2rem;
    }
    
    .features-section {
        padding: 3rem 2rem;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .features-grid {
        max-width: 1600px;
        gap: 1rem;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
    
    .feature-card {
        padding: 1.6rem;
    }
    
    .footer {
        padding: 1.5rem 2rem 1rem;
    }
    
    .footer-content {
        max-width: 1600px;
        margin-bottom: 1rem;
    }
}