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

body {
    background: #f5f6fa;
    color: #333;
}

/* HERO */
.hero {
    background: linear-gradient(135deg, #006cff, #00c6ff);
    color: white;
    padding: 120px 30px;
    text-align: center;
}

.hero-inner h1 {
    font-size: 36px;
    margin-bottom: 15px;
}

.cta-btn {
    display: inline-block;
    margin-top: 15px;
    padding: 12px 25px;
    background: white;
    color: #006cff;
    border-radius: 6px;
    font-weight: bold;
    text-decoration: none;
}

/* CONTENT SECTIONS */
.intro, .tools, .applications, .why, .faq {
    max-width: 1100px;
    margin: 60px auto;
    padding: 0 20px;
}

/* TOOL CARDS */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
    gap: 25px;
    margin-top: 25px;
}

.tool-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.tool-btn {
    display: inline-block;
    margin-top: 10px;
    padding: 10px 18px;
    text-decoration: none;
    background: #006cff;
    color: white;
    border-radius: 6px;
}

/* APPLICATION CARDS */
.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(260px,1fr));
    gap: 25px;
    margin-top: 25px;
}

.app-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* WHY */
.why ul {
    margin-top: 20px;
    padding-left: 20px;
}

/* FAQ */
.faq-item {
    margin-bottom: 20px;
}

/* FOOTER */
.footer {
    background: #222;
    padding: 30px;
    color: white;
    text-align: center;
    margin-top: 60px;
}