:root {
    --primary-color: #4facfe;
    --secondary-color: #00f2fe;
    --dark-bg: #0a0a0a;
    --card-bg: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #000000 100%);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

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

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

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

.telegram-link {
    background: #0088cc;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.telegram-link:hover {
    background: #0099e6 !important;
    transform: translateY(-2px);
}

.rdp-link {
    background: #2ecc71;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.rdp-link:hover {
    background: #27ae60 !important;
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(79, 172, 254, 0.1) 0%, transparent 25%),
        radial-gradient(circle at 80% 80%, rgba(0, 242, 254, 0.1) 0%, transparent 25%);
    pointer-events: none;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
}

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

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.4);
}

.hero-image {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

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

/* Features Section */
.features {
    padding: 6rem 0;
    background: rgba(255, 255, 255, 0.02);
}

.features h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.4rem;
    margin: 1rem 0;
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    flex-grow: 1;
}

.feature-details {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
    text-align: left;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
}

.feature-details li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    padding-left: 1.2rem;
    position: relative;
    font-size: 0.9rem;
}

.feature-details li:before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.feature-card:hover .feature-details li {
    transform: translateX(5px);
    transition: transform 0.3s ease;
}

.feature-card:hover i {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

/* Animation for features */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card {
    animation: fadeInUp 0.6s ease backwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

.advanced-features {
    padding: 6rem 0;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.02), transparent);
}

.advanced-features h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Download Section */
.download {
    padding: 6rem 0;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.02), transparent);
    text-align: center;
}

.download h2 {
    font-size: 3rem;
    margin-bottom: 3rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.download-content {
    display: flex;
    justify-content: center;
    padding: 2rem;
}

.download-card {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    max-width: 400px;
    width: 100%;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-color: var(--primary-color);
}

.download-card i.fab {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.download-card p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(79, 172, 254, 0.3);
}

.download-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.download-info span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.download-info i {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .download {
        padding: 4rem 0;
    }

    .download h2 {
        font-size: 2rem;
    }

    .download-card {
        padding: 2rem;
    }

    .download-info {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
}

/* Support Section */
.support {
    padding: 6rem 0;
    background: rgba(255, 255, 255, 0.02);
    text-align: center;
}

.support h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.support > p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

.support-channels {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.telegram-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.telegram-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.telegram-card i {
    font-size: 3rem;
    color: #0088cc;
    margin-bottom: 1rem;
}

.telegram-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.telegram-card p {
    color: var(--text-secondary);
}

/* Services Section */
.services {
    padding: 6rem 0;
    background: rgba(255, 255, 255, 0.02);
}

.services h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.service-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.service-card ul {
    list-style: none;
    padding: 0;
}

.service-card ul li {
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

.service-card ul li:before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* Download Card Features List */
.features-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    text-align: left;
}

.features-list li {
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

.features-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* Footer Tags */
.footer-tags {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.footer-tags span {
    background: rgba(79, 172, 254, 0.1);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.9rem;
}

/* SEO Text */
.seo-text {
    display: none;
}

/* Footer */
.footer {
    padding: 4rem 0 2rem;
    background: rgba(0, 0, 0, 0.5);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.footer-logo {
    max-width: 300px;
}

.footer-logo img {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-logo p {
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.footer-section h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        flex-direction: column;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.2rem;
    }

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

    .download-options {
        flex-direction: column;
    }

    .support-channels {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }

    .footer-links {
        flex-direction: column;
        gap: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-tags {
        justify-content: center;
    }
    
    .service-card {
        text-align: center;
    }
    
    .service-card ul li {
        text-align: left;
    }
    
    .feature-details {
        text-align: center;
    }
    
    .feature-details li {
        padding-left: 0;
    }
    
    .feature-details li:before {
        display: none;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-card h3 {
        font-size: 1.2rem;
    }
    
    .feature-card i {
        font-size: 2rem;
    }
    
    .rdp-link,
    .telegram-link {
        margin: 0.5rem 0;
        justify-content: center;
    }
}

/* SMTP and SMS Features */
.sending-features,
.smtp-features,
.sms-features {
    padding: 6rem 0;
    background: rgba(255, 255, 255, 0.02);
}

.smtp-grid,
.sms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.smtp-card,
.sms-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.smtp-card:hover,
.sms-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.smtp-header,
.sms-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.smtp-header i,
.sms-header i {
    font-size: 2rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.smtp-header h3,
.sms-header h3 {
    font-size: 1.4rem;
    margin: 0;
    color: var(--text-primary);
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.feature-list li i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

/* Animations */
.smtp-card,
.sms-card {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.smtp-card:nth-child(1),
.sms-card:nth-child(1) { animation-delay: 0.1s; }
.smtp-card:nth-child(2),
.sms-card:nth-child(2) { animation-delay: 0.2s; }
.smtp-card:nth-child(3),
.sms-card:nth-child(3) { animation-delay: 0.3s; }

/* Responsive Design */
@media (max-width: 768px) {
    .smtp-grid,
    .sms-grid {
        grid-template-columns: 1fr;
    }

    .smtp-header,
    .sms-header {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .feature-list li {
        justify-content: center;
    }
}

/* Thrasos Sender Branding */
.logo-text {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.brand-name {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: 4px;
    margin-bottom: 1.5rem;
    text-align: center;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 10px rgba(79, 172, 254, 0.3);
    animation: glow 1.5s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 10px rgba(79, 172, 254, 0.3);
    }
    to {
        text-shadow: 0 0 20px rgba(79, 172, 254, 0.5),
                     0 0 30px rgba(79, 172, 254, 0.3);
    }
}

/* Enhanced Test License Section */
.test-license {
    padding: 6rem 0;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.02), transparent);
    text-align: center;
}

.license-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.license-header i {
    font-size: 3rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.license-content {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.license-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.info-item i {
    color: var(--primary-color);
}

.license-box.glow {
    position: relative;
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0 0 20px rgba(79, 172, 254, 0.2);
    animation: glowPulse 2s infinite;
}

@keyframes glowPulse {
    0% { box-shadow: 0 0 20px rgba(79, 172, 254, 0.2); }
    50% { box-shadow: 0 0 30px rgba(79, 172, 254, 0.4); }
    100% { box-shadow: 0 0 20px rgba(79, 172, 254, 0.2); }
}

.license-instructions {
    margin: 2rem 0;
    text-align: left;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.license-instructions h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.license-instructions ol {
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

.license-instructions li {
    margin-bottom: 0.5rem;
}

.license-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.feature span {
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .test-license {
        padding: 4rem 0;
    }

    .license-content {
        padding: 1rem;
    }

    .license-info {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }

    .license-features {
        gap: 1rem;
    }

    .feature {
        font-size: 0.9rem;
    }
}

/* Test License Section */
.test-license {
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.02);
    text-align: center;
}

.test-license h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.license-box {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    background: rgba(0, 0, 0, 0.3);
    padding: 1rem 2rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 1rem;
}

.license-key {
    font-family: 'Courier New', monospace;
    font-size: 1.2rem;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.copy-btn {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.copy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 172, 254, 0.3);
}

.copy-btn i {
    font-size: 1rem;
}

.license-note {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .license-box {
        flex-direction: column;
        padding: 1rem;
    }

    .license-key {
        font-size: 1rem;
        word-break: break-all;
    }
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

/* Responsive Media Queries */
@media screen and (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
}

@media screen and (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    .features-grid,
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media screen and (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .container {
        max-width: 540px;
        padding: 0 1rem;
    }

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

    .nav-links {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 1rem;
        text-align: center;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 0.75rem;
        width: 100%;
    }

    .hero {
        padding-top: 100px;
    }

    .hero h1 {
        font-size: 2.5rem;
        line-height: 1.2;
    }

    .subtitle {
        font-size: 1.1rem;
        padding: 0 1rem;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
        padding: 0 1rem;
    }

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

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

    .feature-card,
    .service-card,
    .sms-card {
        padding: 1.5rem;
    }

    section {
        padding: 3rem 0;
    }

    h2 {
        font-size: 2rem !important;
        margin-bottom: 2rem !important;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }
}

@media screen and (max-width: 576px) {
    html {
        font-size: 13px;
    }

    .container {
        padding: 0 0.75rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .feature-card,
    .service-card,
    .sms-card {
        padding: 1.25rem;
    }

    .navbar {
        padding: 0.75rem 0;
    }
}