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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #4c7cf3 0%, #c850c0 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: rgba(0, 0, 0, 0.24);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo img {
    width: 120px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
}

nav a:hover {
    opacity: 0.8;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(76, 124, 243, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding-top: 80px;
}

.mobile-nav.active {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
}

.mobile-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}

.mobile-nav a {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 500;
    transition: opacity 0.3s;
    padding: 1rem 2rem;
    border-radius: 10px;
    transition: background 0.3s, opacity 0.3s;
}

.mobile-nav a:hover {
    background: rgba(255, 255, 255, 0.1);
    opacity: 0.9;
}

.hero {
    text-align: center;
    padding: 4rem 0;
    color: white;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    opacity: 0.9;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero .developer {
    font-size: 1rem;
    opacity: 0.8;
    margin-top: 1rem;
}

.apps-section {
    background: rgba(255, 255, 255, 0.95);
    margin: 2rem 0;
    border-radius: 20px;
    padding: 3rem 0;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
    padding: 0 2rem;
}

.app-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.app-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.app-icon {
    width: 120px;
    height: 120px;
    border-radius: 15px;
    margin-right: 1.5rem;
    background: linear-gradient(45deg, #4c7cf3, #c850c0);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.app-icon img {
    width: 100%;
    object-fit: cover;
    object-position: center;
}

.app-title {
    flex: 1;
}

.app-title h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.app-tagline {
    color: #666;
    font-style: italic;
}

.app-description {
    margin-bottom: 1.5rem;
    color: #555;
    line-height: 1.7;
}

.app-features {
    margin-bottom: 2rem;
}

.app-features h4 {
    margin-bottom: 1rem;
    color: #333;
}

.feature-item {
    display: flex;
    align-items: center;
    padding: 0.8rem 0;
    color: #666;
}

.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: #f0f4ff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
}

.feature-icon svg {
    width: 20px;
    height: 20px;
    stroke: #4c7cf3;
    stroke-width: 2;
    fill: none;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    background: #4285f4;
    color: white;
    padding: 1rem 2rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s, transform 0.3s;
    box-shadow: 0 4px 15px rgba(66, 133, 244, 0.3);
}

.download-btn:hover {
    background: #3367d6;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(66, 133, 244, 0.4);
}

.download-btn svg {
    margin-right: 0.5rem;
    width: 20px;
    height: 20px;
}

.about {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    padding: 3rem 0;
    text-align: center;
    margin: 2rem 0;
    border-radius: 20px;
}
.about .container {
    max-width: 1000px;
}

.contact {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem 0;
    border-radius: 20px;
    margin: 2rem 0;
    text-align: center;
}

.contact h2 {
    margin-bottom: 1rem;
}

.contact p {
    margin-bottom: 2rem;
    color: #666;
}

.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.contact-option {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    text-decoration: none;
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.contact-option:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.contact-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.email-icon {
    background: #f3f4f6;
}

.whatsapp-icon {
    background: #dcfce7;
}

.phone-icon {
    background: #eff6ff;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2;
}

.email-icon svg {
    stroke: #6b7280;
}

.whatsapp-icon svg {
    stroke: #16a34a;
}

.phone-icon svg {
    stroke: #3b82f6;
}

footer {
    text-align: center;
    padding: 2rem 0;
    color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .apps-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }

    .app-header {
        flex-direction: column;
        text-align: center;
    }

    .app-icon {
        margin-right: 0;
        margin-bottom: 1rem;
    }

    nav {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .header-content {
        position: relative;
    }

    .contact-options {
        grid-template-columns: 1fr;
    }
}