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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: #000;
    color: #fff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow-x: hidden;
}

/* ===== Scroll Glow Background ===== */

.scroll-glow {
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 400px;
    background: radial-gradient(circle, rgba(0,150,255,0.4), transparent 70%);
    filter: blur(80px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

/* ===== Layout ===== */

.layout {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5vw;
    gap: 4vw;
}

/* ===== Logos ===== */

.logo {
    flex: 1;
    display: flex;
    justify-content: center;
}

.logo img {
    width: 100%;
    max-width: 500px;
    height: auto;
    transition: all 0.4s ease;
}

.logo:hover img {
    transform: scale(1.05);
    filter: drop-shadow(0 0 35px rgba(0,150,255,0.9));
}

/* ===== Center Content ===== */

.center-content {
    flex: 1.5;
    text-align: center;
}

.whatsapp-btn {
    display: inline-block;
    margin-bottom: 35px;
    padding: 18px 44px;
    border: 2px solid #fff;
    border-radius: 50px;
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.whatsapp-btn:hover {
    background: #25D366;
    border-color: #25D366;
}

/* ===== Text ===== */

h1 {
    font-size: clamp(2rem, 3vw, 3.2rem);
    margin-bottom: 15px;
    font-weight: 800;
}

p {
    font-size: clamp(1rem, 1.2vw, 1.3rem);
    opacity: 0.85;
}

/* ===== Launch Glow ===== */

.launch-wrapper {
    margin-top: 60px;
    position: relative;
    display: inline-block;
}

.launch {
    margin-top: 35px;
    font-size: clamp(1.2rem, 2vw, 1.8rem);
    font-weight: 700;
    color: #00bfff;
    text-shadow: 0 0 25px rgba(0,191,255,0.7);
}

/* ===== Smooth Reveal Animation ===== */

.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.9s ease, transform 0.9s ease;
}

.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Footer ===== */

footer {
    text-align: center;
    padding: 25px;
    font-size: 0.9rem;
    opacity: 0.5;
}

/* ===== Mobile ===== */

@media (max-width: 1000px) {

    .layout {
        flex-direction: column;
        gap: 70px;
        padding: 90px 20px;
    }

    .logo img {
        max-width: 340px;
    }

    .whatsapp-btn {
        width: 90%;
        max-width: 420px;
    }
}