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

body {

    font-family: 'Roboto', sans-serif;
    background: #F8F9FA;
    color: #202124;

    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;

}

h1,
h2,
h3 {

    font-weight: 500;

}

p {

    font-weight: 400;

}

button {

    font-family: inherit;

}

input {

    font-family: inherit;

}

.app-header {

    max-width: 1200px;
    margin: 70px auto 40px;
    padding: 0 24px;

    display: flex;
    align-items: center;
    gap: 32px;

}

.app-icon {

    width: 170px;
    height: 170px;

    border-radius: 28px;

    object-fit: cover;

    box-shadow: 0 4px 20px rgba(0, 0, 0, .08);

}

.app-info {

    flex: 1;

}

.app-info h1 {

    font-size: 42px;
    font-weight: 500;
    margin-bottom: 8px;

}

.developer {

    color: #01875f;
    font-size: 18px;
    font-weight: 500;

    margin-bottom: 18px;

}

.description {

    font-size: 16px;
    color: #5f6368;

    line-height: 1.6;

    max-width: 650px;

    margin-bottom: 28px;

}

button {

    background: #01875f;
    color: #fff;

    border: none;

    padding: 14px 34px;

    border-radius: 999px;

    font-size: 16px;
    font-weight: 500;

    cursor: pointer;

    transition: .2s;

}

button:hover {

    background: #017256;

}

.app-gallery {

    max-width: 1200px;
    margin: auto;

    padding: 0 24px 80px;

}

.app-gallery h2 {

    font-size: 26px;
    margin-bottom: 20px;

}

.gallery {

    display: flex;
    gap: 18px;

    overflow-x: auto;

    padding-bottom: 10px;

}

.gallery img {

    width: 250px;

    border-radius: 18px;

    box-shadow: 0 3px 12px rgba(0, 0, 0, .08);

    flex-shrink: 0;

}

.app-actions {

    display: flex;
    gap: 16px;

    flex-wrap: wrap;

    margin-top: 30px;

}

.btn {

    display: flex;
    align-items: center;
    justify-content: center;

    min-width: 210px;
    height: 52px;

    padding: 0 28px;

    border-radius: 999px;

    text-decoration: none;

    font-size: 16px;
    font-weight: 500;

    transition: .25s;

}

.btn-primary {

    background: #01875f;
    color: white;

}

.btn-primary:hover {

    background: #017256;
    transform: translateY(-2px);

}

.btn-outline {

    border: 1px solid #DADCE0;

    color: #202124;

    background: white;

}

.btn-outline:hover {

    background: #F1F3F4;
    transform: translateY(-2px);

}

.header {

    position: sticky;
    top: 0;

    width: 100%;

    background: #FFFFFF;

    border-bottom: 1px solid #E8EAED;

    z-index: 999;

}

.container {

    max-width: auto;

    height: auto;

    margin: auto;

    padding: 0 24px;

    display: flex;
    align-items: center;
    justify-content: space-between;

}

.logo {

    display: flex;
    align-items: center;
    gap: 14px;

    text-decoration: none;

    color: #202124;

    font-size: 22px;
    font-weight: 500;

}

.logo img {

    width: 42px;
    height: 42px;

    border-radius: 10px;

}

.menu {

    display: flex;
    align-items: center;
    gap: 36px;

}

.menu a {

    text-decoration: none;

    color: #5F6368;

    font-size: 15px;
    font-weight: 500;

    transition: .2s;

}

.menu a:hover {

    color: #01875F;

}

.header-button {

    background: #01875F;

    color: #FFF;

    text-decoration: none;

    padding: 12px 24px;

    border-radius: 999px;

    font-size: 15px;
    font-weight: 500;

    transition: .2s;

}

.header-button:hover {

    background: #017256;

}

/* Sections: Sobre & Contato */
.section-about {
    background: linear-gradient(135deg, #FFFFFF 0%, #F8F9FA 100%);
    padding: 60px 24px;
}

.about-header {
    text-align: center;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.about-header h2 {
    font-size: 36px;
    font-weight: 600;
    color: #202124;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #01875f, #02a877);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-intro {
    font-size: 18px;
    color: #5f6368;
    line-height: 1.8;
    font-weight: 500;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 50px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.about-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(1, 135, 95, 0.12);
    border-color: #01875f;
}

.card-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.about-card h3 {
    font-size: 22px;
    color: #202124;
    margin-bottom: 12px;
    font-weight: 600;
}

.about-card p {
    color: #5f6368;
    line-height: 1.7;
    font-size: 15px;
}

.about-content {
    background: white;
    padding: 40px;
    border-radius: 16px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.about-section h3 {
    font-size: 28px;
    color: #202124;
    margin-bottom: 32px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
}

.about-section h3::before {
    content: '';
    width: 4px;
    height: 28px;
    background: linear-gradient(135deg, #01875f, #02a877);
    border-radius: 2px;
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.benefit-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    background: #f0f8f6;
    transform: translateX(4px);
}

.benefit-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: #01875f;
    color: white;
    border-radius: 50%;
    font-weight: bold;
    flex-shrink: 0;
    font-size: 18px;
}

.benefit-item strong {
    color: #202124;
    font-size: 16px;
    display: block;
    margin-bottom: 4px;
}

.benefit-item p {
    color: #5f6368;
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

.section-about p {
    color: #5f6368;
    line-height: 1.6;
}

.section-contact {
    background: #F1F3F4;
    padding: 40px 24px 80px;
}

.section-contact h2 {
    font-size: 28px;
    margin-bottom: 12px;
}

.contact-btn {
    min-width: 220px;
    height: 48px;
    padding: 0 24px;
}

/* Responsive: ajustes para mobile */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
        height: auto;
    }

    .app-header {
        flex-direction: column;
        gap: 16px;
        margin: 32px auto 24px;
        padding: 0 8px;
    }

    .app-icon {
        width: 120px;
        height: 120px;
        border-radius: 18px;
    }

    .app-info h1 {
        font-size: 20px;
    }

    .description {
        max-width: 100%;
        font-size: 15px;
    }

    .app-actions {
        flex-direction: column;
        gap: 12px;
        align-items: stretch;
    }

    .btn,
    .contact-btn {
        width: 100%;
        min-width: 0;
        height: 48px;
        padding: 0 16px;
    }

    .gallery img {
        width: 180px;
    }

    .menu {
        gap: 12px;
    }

    .menu a {
        font-size: 14px;
    }

    .logo span {
        font-size: 18px;
    }
}

@media (max-width: 420px) {
    .app-icon {
        width: 100px;
        height: 100px;
    }

    .app-info h1 {
        font-size: 18px;
    }

    .container {
        padding: 0 12px;
    }

    .gallery img {
        width: 150px;
    }
}