/* =============================================
   ProWatchly - Index Page Specific Styles
   메인 랜딩 페이지 전용 스타일
   ============================================= */

/* =============================================
   Versions Comparison Section
   ============================================= */
.versions-section {
    padding: var(--section-padding);
    background: linear-gradient(180deg, #f8fffe 0%, #ffffff 50%, #f0f9f6 100%);
    position: relative;
    overflow: hidden;
}

.versions-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(180deg, rgba(26,147,111,0.03) 0%, transparent 100%);
    pointer-events: none;
}

.versions-section h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
    position: relative;
}

.versions-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.versions-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.version-card {
    background: var(--white);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    position: relative;
    border: 2px solid transparent;
    overflow: hidden;
}

.version-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: 24px 24px 0 0;
    pointer-events: none;
}

.version-card.on-premises::before {
    background: linear-gradient(90deg, #1a936f, #105658);
}

.version-card.web-version::before {
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
}

.version-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.version-card.on-premises:hover {
    border-color: var(--primary-main);
}

.version-card.web-version:hover {
    border-color: #3b82f6;
}

.version-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.version-badge.secure {
    background: linear-gradient(135deg, #1a936f, #105658);
    color: white;
}

.version-badge.flexible {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
    color: white;
}

.version-graphic {
    margin-bottom: 1.5rem;
}

.version-svg {
    width: 100%;
    height: auto;
    max-height: 220px;
}

.version-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.version-tagline {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.version-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.version-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    color: var(--gray-800);
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.version-features li:last-child {
    border-bottom: none;
}

.feature-icon-check {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.feature-svg {
    flex-shrink: 0;
}

/* Float Animation for Web Version */
@keyframes floatDot {
    0%, 100% { transform: translateY(0); opacity: 0.6; }
    50% { transform: translateY(-10px); opacity: 1; }
}

@keyframes floatDotDelay {
    0%, 100% { transform: translateY(-5px); opacity: 0.5; }
    50% { transform: translateY(5px); opacity: 0.8; }
}

.float-dot {
    animation: floatDot 3s ease-in-out infinite;
}

.float-dot-delay {
    animation: floatDotDelay 4s ease-in-out infinite;
}

/* Chart Animation */
@keyframes chartDraw {
    0% { stroke-dashoffset: 100; }
    100% { stroke-dashoffset: 0; }
}

.chart-animate {
    stroke-dasharray: 100;
    animation: chartDraw 2s ease-out infinite;
}

/* Connect Line Animation */
@keyframes connectPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.connect-line {
    animation: connectPulse 1.5s ease-in-out infinite;
}

.version-ideal {
    background: rgba(26, 147, 111, 0.08);
    padding: 0.875rem 1rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
    color: var(--primary-dark);
    border-left: 3px solid var(--primary-main);
}

.version-ideal-web,
.version-card.web-version .version-ideal {
    background: rgba(59, 130, 246, 0.08);
    color: #1e40af;
    border-left-color: #3b82f6;
}

.version-card .btn {
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 5;
    pointer-events: auto;
}

/* SVG Animations */
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

@keyframes blinkDelay {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

@keyframes pulse-line {
    0% { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: 20; }
}

@keyframes dataFlow {
    0% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(60px); opacity: 0; }
}

@keyframes cloudFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

@keyframes dashMove {
    0% { stroke-dashoffset: 10; }
    100% { stroke-dashoffset: 0; }
}

.blink-light {
    animation: blink 1.5s ease-in-out infinite;
}

.blink-light-delay {
    animation: blinkDelay 1.5s ease-in-out infinite;
}

.pulse-line {
    stroke-dasharray: 10;
    animation: pulse-line 1s linear infinite;
}

.data-flow {
    animation: dataFlow 2s ease-in-out infinite;
}

.cloud-float {
    animation: cloudFloat 3s ease-in-out infinite;
}

.dash-animate {
    animation: dashMove 1s linear infinite;
}

.dash-animate-delay {
    animation: dashMove 1s linear infinite;
    animation-delay: 0.5s;
}

.server-box {
    transition: filter 0.3s ease;
}

.version-card:hover .server-box {
    filter: drop-shadow(0 0 10px rgba(26, 147, 111, 0.5));
}

.version-card:hover .cloud-float {
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.5));
}

/* Alert Animations for Monitor */
@keyframes alertPulse {
    0%, 100% { opacity: 0.2; }
    50% { opacity: 0.4; }
}

@keyframes bboxBlink {
    0%, 100% { stroke-opacity: 1; }
    50% { stroke-opacity: 0.3; }
}

.alert-pulse-anim {
    animation: alertPulse 1s ease-in-out infinite;
}

.bbox-animate {
    animation: bboxBlink 0.8s ease-in-out infinite;
}

/* Comparison Note */
.versions-comparison-note {
    max-width: 700px;
    margin: 4rem auto 0;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: white;
    padding: 1.5rem 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(26, 147, 111, 0.1);
}

.comparison-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.versions-comparison-note p {
    color: var(--gray-600);
    font-size: 1rem;
    margin: 0;
}

.versions-comparison-note a {
    color: var(--primary-main);
    font-weight: 600;
    text-decoration: none;
}

.versions-comparison-note a:hover {
    text-decoration: underline;
}

/* Responsive for Versions Section */
@media (max-width: 900px) {
    .versions-container {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
    
    .versions-section h2 {
        font-size: 2.2rem;
    }
    
    .version-badge {
        position: relative;
        top: 0;
        right: 0;
        display: inline-block;
        margin-bottom: 1rem;
    }
}

/* =============================================
   Hero Section
   ============================================= */
.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-main) 50%, var(--secondary-main) 100%);
    padding: 150px 2rem 100px;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.2)"/></svg>');
    animation: gradientRotate 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes gradientRotate {
    30% {
        transform: rotate(30deg);
    }
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

/* Ensure all clickable elements in hero are above backgrounds */
.hero-content a,
.hero-content button,
.hero-content .btn {
    position: relative;
    z-index: 15;
    pointer-events: auto;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
}

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

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
    position: relative;
    z-index: 15;
}

.cta-buttons .btn {
    position: relative;
    z-index: 20;
    pointer-events: auto;
}

/* Hero Background Elements - MUST NOT block clicks */
.hero-bg-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.hero-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    pointer-events: none;
}

.hero-circle-1 {
    width: 400px;
    height: 400px;
    top: -100px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.hero-circle-2 {
    width: 300px;
    height: 300px;
    bottom: -50px;
    left: -100px;
    animation: float 25s ease-in-out infinite reverse;
}

.hero-circle-3 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 10%;
    animation: float 18s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

/* =============================================
   Features Section
   ============================================= */
.features {
    padding: var(--section-padding);
    max-width: var(--container-max-width);
    margin: 0 auto;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.section-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    color: var(--gray-600);
    font-size: 1.2rem;
    line-height: 1.7;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.feature-card {
    padding: 2rem;
    border-radius: var(--radius-lg);
    background: var(--white);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-primary);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-accent);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.feature-icon-svg {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(26, 147, 111, 0.1), rgba(136, 217, 193, 0.15));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon-svg {
    background: linear-gradient(135deg, rgba(26, 147, 111, 0.2), rgba(136, 217, 193, 0.25));
    transform: scale(1.05);
}

.feature-icon-svg svg {
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon-svg svg {
    transform: scale(1.1);
}

.feature-card {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 0.95rem;
}

.feature-card a {
    color: var(--primary-main);
    font-weight: 600;
    text-decoration: none;
}

.feature-card a:hover {
    text-decoration: underline;
}

/* =============================================
   Stats Section
   ============================================= */
.stats {
    background: var(--gradient-secondary);
    padding: 80px 2rem;
    color: var(--white);
    text-align: center;
}

.stats-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
}

.stat-item h3 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: var(--primary-light);
}

.stat-item p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* =============================================
   Pricing Section
   ============================================= */
.pricing-section {
    padding: var(--section-padding);
    background: var(--gray-100);
}

.pricing-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.pricing-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--gray-600);
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-grid {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 3rem 2rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    position: relative;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-primary);
    border-color: var(--primary-main);
}

.pricing-card.featured {
    border: 3px solid var(--primary-main);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--gradient-accent);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.pricing-price {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-main);
    margin-bottom: 0.5rem;
}

.pricing-price span {
    font-size: 1.2rem;
    color: var(--gray-600);
    font-weight: normal;
}

.pricing-description {
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.pricing-features li {
    padding: 0.8rem 0;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li::before {
    content: "✓";
    color: var(--primary-main);
    font-weight: bold;
    font-size: 1.2rem;
}

.pricing-btn {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: var(--radius-full);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.pricing-btn-primary {
    background: var(--gradient-accent);
    color: var(--white);
}

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

.pricing-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-button-primary);
}

/* Pricing Type Badges - Hidden since we removed icons */
.pricing-type-badge {
    display: none;
}

/* USD Price Display */
.pricing-usd {
    font-size: 1rem;
    color: var(--gray-600);
    margin-top: -0.5rem;
    margin-bottom: 1rem;
}

.pricing-card.featured .pricing-usd {
    color: var(--primary-main);
    opacity: 0.8;
}

/* Pricing Note */
.pricing-note {
    font-size: 0.8rem;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.4;
    text-align: center;
}

.pricing-note a {
    color: var(--primary-main);
    font-weight: 600;
    text-decoration: none;
}

.pricing-note a:hover {
    text-decoration: underline;
}

/* Card Type Styling */
.pricing-card.on-prem-card {
    border-top: 4px solid var(--primary-main);
}

.pricing-card.cloud-card {
    border-top: 4px solid #3b82f6;
}

.pricing-card.enterprise-card {
    border-top: 4px solid #8b5cf6;
}

/* Pricing Calculator */
.pricing-calculator {
    max-width: 700px;
    margin: 3rem auto 0;
    text-align: center;
    background: white;
    padding: 1.25rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(26, 147, 111, 0.1);
}

.pricing-calculator p {
    margin: 0;
    color: var(--gray-600);
    font-size: 0.95rem;
}

.pricing-calculator strong {
    color: var(--primary-dark);
}

/* Pricing Terms */
.pricing-terms {
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-top: 1rem;
}

/* Remove USD display */
.pricing-usd {
    display: none;
}

/* =============================================
   Contact Section
   ============================================= */
.contact-section {
    padding: var(--section-padding);
    background: var(--gradient-primary);
    color: var(--white);
}

.contact-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.contact-info p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(10px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-text h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.contact-text p {
    margin: 0;
    opacity: 0.9;
    font-size: 1rem;
}

.contact-form {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    color: var(--primary-dark);
    font-size: 1.8rem;
    margin-bottom: 2rem;
}

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

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}

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

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

.submit-btn {
    width: 100%;
    padding: 1rem 2rem;
    background: var(--gradient-accent);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-button-primary);
}

/* =============================================
   Responsive Design - Index Page
   ============================================= */
@media (max-width: 992px) {
    .versions-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        max-width: 550px;
    }
    
    .version-card {
        padding: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Hero Section */
    .hero {
        padding: 120px 1.5rem 60px;
        min-height: auto;
    }
    
    .hero h1 {
        font-size: 2rem;
        line-height: 1.2;
        margin-bottom: 1rem;
    }
    
    .hero p {
        font-size: 1rem;
        margin-bottom: 2rem;
        padding: 0 0.5rem;
    }
    
    .hero-content {
        padding: 0;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 280px;
        padding: 0.9rem 1.5rem;
    }
    
    /* Versions Section */
    .versions-section {
        padding: 60px 1rem;
    }
    
    .versions-section h2 {
        font-size: 1.75rem;
    }
    
    .versions-subtitle {
        font-size: 1rem;
        margin-bottom: 2.5rem;
        padding: 0 0.5rem;
    }
    
    .version-card {
        padding: 1.75rem;
    }
    
    .version-graphic {
        margin-bottom: 1.25rem;
    }
    
    .version-card h3 {
        font-size: 1.4rem;
    }
    
    .version-features li {
        font-size: 0.9rem;
    }
    
    .version-card .btn {
        padding: 0.85rem 1.5rem;
        font-size: 0.95rem;
    }
    
    /* Features Section */
    .features {
        padding: 60px 1rem;
    }
    
    .features h2 {
        font-size: 1.75rem;
        margin-bottom: 1rem;
    }
    
    .section-description {
        font-size: 1rem;
        padding: 0 0.5rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 0.5rem;
    }
    
    .feature-card {
        padding: 1.75rem;
    }
    
    .feature-card h3 {
        font-size: 1.2rem;
    }
    
    .feature-card p {
        font-size: 0.9rem;
    }
    
    /* Stats Section */
    .stats {
        padding: 50px 1rem;
    }
    
    .stats-grid {
        gap: 1.5rem;
    }
    
    .stat-item h3 {
        font-size: 2.25rem;
    }
    
    .stat-item p {
        font-size: 0.9rem;
    }
    
    /* Pricing Section */
    .pricing-section {
        padding: 60px 1rem;
    }
    
    .pricing-section h2 {
        font-size: 1.75rem;
    }
    
    .pricing-subtitle {
        font-size: 1rem;
        padding: 0 0.5rem;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        max-width: 400px;
        margin: 0 auto;
    }

    .pricing-card {
        padding: 2rem 1.5rem;
    }

    .pricing-card.featured {
        transform: scale(1);
    }
    
    .pricing-price {
        font-size: 2.25rem;
    }
    
    .pricing-features li {
        font-size: 0.9rem;
    }
    
    .pricing-btn {
        padding: 0.85rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .pricing-calculator {
        padding: 1rem;
        font-size: 0.85rem;
    }
    
    /* Contact Section */
    .contact-section {
        padding: 60px 1rem;
    }
    
    .contact-section h2 {
        font-size: 1.75rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-info {
        text-align: center;
    }
    
    .contact-item {
        justify-content: center;
    }
    
    .contact-form {
        padding: 1.75rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.85rem 1rem;
        font-size: 1rem;
    }
    
    .submit-btn {
        padding: 0.9rem 2rem;
        font-size: 1rem;
        width: 100%;
    }
}

@media (max-width: 480px) {
    /* Hero */
    .hero {
        padding: 100px 1rem 50px;
    }
    
    .hero h1 {
        font-size: 1.65rem;
    }
    
    .hero p {
        font-size: 0.95rem;
    }
    
    /* Versions */
    .versions-section h2 {
        font-size: 1.5rem;
    }
    
    .version-card {
        padding: 1.5rem;
    }
    
    .version-badge {
        font-size: 0.7rem;
        padding: 0.3rem 0.75rem;
    }
    
    /* Features */
    .feature-card {
        padding: 1.5rem;
    }
    
    /* Stats */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .stat-item h3 {
        font-size: 1.75rem;
    }
    
    /* Pricing */
    .pricing-section h2 {
        font-size: 1.5rem;
    }
    
    .pricing-card {
        padding: 1.5rem 1.25rem;
    }
    
    .pricing-price {
        font-size: 2rem;
    }
    
    /* Contact */
    .contact-form {
        padding: 1.5rem;
    }
    
    .contact-form h3 {
        font-size: 1.25rem;
    }
}