* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background: #0f172a;
    color: #e2e8f0;
    line-height: 1.6;
}

/* NAVBAR */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 8%;
    position: sticky;
    top: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
}

.logo img {
    height: 40px;
}

/* BUTTON */
.btn {
    padding: 12px 22px;
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    transition: 0.3s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

/* HERO */
.hero {
    padding: 120px 20px;
    text-align: center;
    background: radial-gradient(circle, #1e293b, #020617);
}

.hero h1 {
    font-size: 48px;
    background: linear-gradient(to right, #38bdf8, #6366f1);
    -webkit-background-clip: text;
    color: transparent;
}

.hero p {
    margin: 20px auto;
    max-width: 700px;
    color: #94a3b8;
}

/* SECTION */
section {
    padding: 80px 8%;
}

/* GRID */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

/* CARD */
.card {
    padding: 25px;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);

    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* CTA */
.cta {
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    text-align: center;
    padding: 80px 20px;

    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;

    margin-bottom: 40px;
}

/* CONTACT */
#contact {
    background: #020617;
    padding: 100px 8%;
}

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

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border-radius: 6px;
    border: 1px solid #1e293b;
    background: #020617;
    color: #fff;
}

/* FOOTER */
footer {
    text-align: center;
    padding: 20px;
    background: #020617;
    color: #94a3b8;
}

/* FLOAT BUTTONS */
.whatsapp,
.demo-btn {
    position: fixed;
    right: 20px;
    color: #fff;
    padding: 12px 16px;
    border-radius: 50px;
    text-decoration: none;
}

.whatsapp {
    bottom: 20px;
    background: #25D366;
}

.demo-btn {
    bottom: 80px;
    background: #6366f1;
}