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

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: #333;
    line-height: 1.6;
}

/* Navigation Bar */
.navbar {
    background: linear-gradient(90deg, #1a1a1a 0%, #2c3e50 100%);
    padding: 1rem 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.navbar-logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: contain;
}

.navbar h1 {
    color: #ffffff;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    min-height: calc(100vh - 140px);
}

.content-box {
    background: #ffffff;
    border-radius: 20px;
    padding: 3rem;
    max-width: 600px;
    width: 100%;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 3px solid #2980b9;
    position: relative;
    overflow: hidden;
}

.content-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #2980b9 0%, #3498db 50%, #2980b9 100%);
}

.content-box h2 {
    color: #1a1a1a;
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.logo-container {
    margin-bottom: 2rem;
}

.logo {
    max-width: 150px;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.content-box p {
    color: #555;
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.button-container {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.button-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.btn-description {
    font-size: 0.9rem;
    color: #666;
    text-align: center;
    max-width: 150px;
    line-height: 1.4;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    min-width: 150px;
    width: 200px;
    background: linear-gradient(135deg, #2980b9 0%, #3498db 100%);
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(41, 128, 185, 0.3);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    line-height: 1.2;
}

.btn:hover {
    background: linear-gradient(135deg, #1f5f8b 0%, #2980b9 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(41, 128, 185, 0.4);
    color: #ffffff;
}

.btn:active {
    transform: translateY(-1px);
}

/* Footer */
.footer {
    background: linear-gradient(90deg, #1a1a1a 0%, #2c3e50 100%);
    color: #ffffff;
    text-align: center;
    padding: 2rem;
    margin-top: auto;
}

.footer p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }

    .navbar-content {
        gap: 0.5rem;
    }

    .navbar-logo {
        width: 30px;
        height: 30px;
    }

    .navbar h1 {
        font-size: 1.5rem;
    }

    .content-box {
        margin: 1rem;
        padding: 2rem;
    }

    .content-box h2 {
        font-size: 1.8rem;
    }

    .button-container {
        flex-direction: column;
        gap: 1rem;
    }

    .btn {
        width: 100%;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 1rem;
    }

    .content-box {
        padding: 1.5rem;
    }

    .content-box h2 {
        font-size: 1.6rem;
    }

    .content-box p {
        font-size: 1rem;
    }
}

/* Animation */
.content-box {
    animation: fadeInUp 0.8s ease-out;
}

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

.btn {
    animation: fadeIn 1s ease-out 0.3s both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

#linkexterno {
    color: #e91e63;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 15px;
    background: linear-gradient(45deg, transparent 30%, rgba(233, 30, 99, 0.1) 50%, transparent 70%);
    background-size: 200% 100%;
    background-position: 100% 0;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
    border: 2px solid transparent;
    background-clip: padding-box;
}

#linkexterno::after {
    content: '→';
    margin-left: 8px;
    transition: transform 0.3s ease;
}

#linkexterno:hover {
    color: #ffffff;
    background: linear-gradient(135deg, #e91e63 0%, #ad1457 100%);
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(233, 30, 99, 0.4);
}

#linkexterno:hover::after {
    transform: translateX(5px);
}