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

body {
    font-family: 'Poppins', sans-serif;
    color: #333;
    scroll-behavior: smooth;
    background: linear-gradient(180deg, #d0d5dd, #e2e5ea, #eef0f3);
    background-attachment: fixed;
}

a {
    text-decoration: none;
}

/* Header */
.header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    background: #111;
    padding: 18px 0;
    z-index: 1000;
    transition: .3s;
}

.header.scrolled {
    background: #0e0e0e;
    padding: 12px 0;
}

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

.logo {
    font-size: 28px;
    font-weight: 700;
    color: #4dabf7;
}

.logo span {
    color: #10b981;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: 18px;
}

.nav-list a {
    color: #fff;
    padding: 8px;
    transition: .3s;
}

.nav-list a:hover {
    color: #4dabf7;
}

.nav-toggle {
    display: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #0d1117, #1b1f38);
    padding: 140px 20px;
    text-align: center;
    color: #fff;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.hero-content .btn {
    display: inline-block;
    margin: 6px;
}

.hero-content h1 {
    font-size: 38px;
    margin-bottom: 12px;
    animation: fadeDown .8s;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 20px;
}

.btn {
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    transition: .3s;
}

.btn-primary {
    background: #4dabf7;
    color: #fff;
}

.btn-secondary {
    background: #10b981;
    color: #fff;
}

.btn:hover {
    transform: scale(1.05);
}

/* Sections */
.section {
    padding: 80px 20px;
    text-align: center;
}

.section-title {
    font-size: 32px;
    margin-bottom: 10px;
    color: #111;
}

.section-description {
    font-size: 17px;
    color: #555;
    margin-bottom: 30px;
}

/* Apps Grid */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 28px;
    margin-top: 30px;
}

.app-card {
    padding: 28px;
    border-radius: 16px;
    background: #f7f8fa;
    transition: .3s;
    cursor: pointer;
}

.app-card:hover {
    background: #e1ebfb;
    transform: translateY(-6px);
}

.icon-large {
    font-size: 40px;
    color: #10b981;
    margin-bottom: 12px;
}

/* Testimonials */
.testimonials {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 24px;
}

.testimonial-card {
    background: #fff;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid #ddd;
    max-width: 320px;
    animation: fadeIn .8s ease-in;
}

.testimonial-card p {
    font-size: 16px;
    color: #444;
    margin-bottom: 8px;
}

.testimonial-card span {
    font-size: 14px;
    color: #777;
}

/* Contact */
.contact-form {
    max-width: 500px;
    margin: auto;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px;
    margin-bottom: 14px;
    border: 2px solid #ccc;
    border-radius: 8px;
    transition: .3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: #4dabf7;
}

.msg-success {
    background: #10b981;
    color: #fff;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 12px;
}

/* Footer */
.footer {
    padding: 14px;
    background: #111;
    color: #aaa;
    margin-top: 40px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
    }
}

/* Responsive */
@media(max-width:768px) {
    .nav.container {
        padding: 0 20px;
        position: relative;
    }

    .nav-list {
        display: none;
        flex-direction: column;
        background: #111;
        width: 100%;
        padding: 14px 20px;
        position: absolute;
        top: 100%;
        left: 0;
        z-index: 999;
    }

    .nav-list a {
        padding: 12px 0;
        display: block;
        border-bottom: 1px solid #222;
    }

    .nav-toggle {
        display: block;
        font-size: 28px;
    }

    .nav-list.show {
        display: flex;
    }

    .hero-content h1 {
        font-size: 26px;
    }

    .hero-content p {
        font-size: 15px;
    }
}


/* PREMIUM APP SECTION */

.apps-premium {
    display: flex;
    flex-direction: column;
    gap: 80px;
    margin-top: 60px;
}

.app-premium-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
    flex-wrap: wrap;
}

.app-premium-card.reverse {
    flex-direction: row-reverse;
}

.app-info {
    flex: 1;
    min-width: 280px;
}

.app-icon {
    width: 80px;
    margin-bottom: 15px;
}

.app-info h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.app-info p {
    font-size: 16px;
    color: #555;
}

.app-print {
    flex: 0 1 280px;
    max-width: 280px;
    min-width: 200px;
}

.app-print img {
    width: 100%;
    max-width: 280px;
    border-radius: 14px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    transition: 0.4s;
}

.app-print img:hover {
    transform: scale(1.03);
}

/* Responsivo */
@media(max-width:768px) {
    .app-premium-card {
        flex-direction: column !important;
        text-align: center;
    }
}